Benefits of remembrance of God:
1. It repulses, represses and breaks the resolve of Satan.
2. It pleases the Most Merciful.
3. It removes concerns and gloom from the heart.
4. It brings joy, happiness and delight to the heart.
5. It strengthens the heart and the body.
6. It attracts sustenance.
7. It illuminates the face and the heart.
8. It envelopes the remembering servant in reverence, sweetness and radiance.
9. It engenders love, which is the very spirit of Islam.
10. It brings awareness of God's surveillance.
11. It encourages repentance.
12. It brings nearness to God.
13. It opens one of the great doors of gnosis.
14. It brings about reverence, and veneration of his Lord.
15. It is coupled with God's remembrance of His remembering servant, as the Most High states, "Remember Me and I will remember you (2:152)". [Above quotes by Imam Ibn al Qayyim al Jawziyya]